CVE-2021-4455 | THREATINT

Description

The Wordpress Plugin Smart Product Review plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 1.0.4. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

Reserved 2025-04-18 | Published 2025-04-19 | Updated 2025-04-21 | Assigner Wordfence

CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-434 Unrestricted Upload of File with Dangerous Type

Product status

Default status

unaffected

affected

Timeline

2021-11-16:

Disclosed

Credits

Keyvan Hardani finder

References

www.wordfence.com/...-95b9-4500-85e2-08dcee956360?source=cve

www.exploit-db.com/exploits/50533

cve.org (CVE-2021-4455)

nvd.nist.gov (CVE-2021-4455)

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